ZCZC WA64 170740 UTC JUL 26 COASTAL WARNING ASTRAKHAN 304 PORT OLYA 1. DIVING INSPECTION OF THE SUBMERGED OBJECT WITH OBSTRUCTION 17 *JUL 0400 TO 20 JUL 2000 IN 95.5 KM SLOW SPEED FOLLOW INSTRUCTIONS ASTRAKHAN-TRAFFIC 2. CANCEL THIS MESSAGE 202000 JUL = NNNN